317040345577 has 2 divisors, whose sum is σ = 317040345578. Its totient is φ = 317040345576.

The previous prime is 317040345569. The next prime is 317040345617. The reversal of 317040345577 is 775543040713.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 310138723801 + 6901621776 = 556901^2 + 83076^2 .

It is a cyclic number.

It is not a de Polignac number, because 317040345577 - 2³ = 317040345569 is a prime.

It is not a weakly prime, because it can be changed into another prime (317080345577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158520172788 + 158520172789.

It is an arithmetic number, because the mean of its divisors is an integer number (158520172789).

Almost surely, 2^317040345577 is an apocalyptic number.

It is an amenable number.

317040345577 is a deficient number, since it is larger than the sum of its proper divisors (1).

317040345577 is an equidigital number, since it uses as much as digits as its factorization.

317040345577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1234800, while the sum is 46.

The spelling of 317040345577 in words is "three hundred seventeen billion, forty million, three hundred forty-five thousand, five hundred seventy-seven".